phosphor +‎ -ic


phosphoric (comparative more phosphoric, superlative most phosphoric)

  1. (chemistry) Of or pertaining to phosphorus.
    • 1831, Letitia Elizabeth Landon, Romance and Reality, volume 3, pages 197-198:
      She drew to the open window, purple with the night-shadows, made dimly distinct by here and there a distant star; the gulf beneath blended in the darkness, till but one atmosphere seemed both above and below, sometimes illumined by flashes of phosphoric light—meteors that might have suited sea or sky, and, broken by two or three ridges of foam, seen in obscurity, like lines of snow.
  2. Resembling phosphorus.
  3. (chemistry) Of a compound, containing phosphorus in a higher oxidation number than phosphorous compounds, especially with one of 5.


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